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Cheap flights from Houston to New York from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to New York departing on 4/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:46 pm - 7:59 pm
IAH
-
ISP
6h 13m
1 stop
Frontier Logo
5:45 am - 3:14 pm
ISP
-
IAH
10h 29m
1 stop
$190Frontier
Wed, Apr 1 - Sat, Apr 11
Multiple Airlines Logo
4:27 pm - 11:17 am
IAH
-
ISP
17h 50m
1 stop
Multiple Airlines Logo
5:27 pm - 4:57 pm
ISP
-
IAH
24h 30m
2 stops
$264Multiple Airlines
Fri, May 15 - Tue, May 19
Multiple Airlines Logo
4:27 pm - 11:17 am
IAH
-
ISP
17h 50m
1 stop
Multiple Airlines Logo
5:27 pm - 4:57 pm
ISP
-
IAH
24h 30m
2 stops
$269Multiple Airlines
Fri, May 15 - Tue, May 19
Frontier Logo
9:03 pm - 9:48 am
IAH
-
ISP
11h 45m
1 stop
Frontier Logo
10:58 am - 8:08 pm
ISP
-
IAH
10h 10m
1 stop
$270Frontier
Fri, Mar 20 - Mon, Mar 23
Frontier Logo
6:57 pm - 9:13 am
IAH
-
ISP
13h 16m
1 stop
Frontier Logo
4:07 pm - 8:38 am
ISP
-
IAH
17h 31m
1 stop
$276Frontier
Sat, May 16 - Mon, May 18
Southwest Logo
5:05 pm - 11:30 pm
HOU
-
ISP
5h 25m
1 stop
Southwest Logo
5:15 pm - 10:45 pm
ISP
-
HOU
6h 30m
1 stop
$294Southwest
Fri, May 15 - Tue, May 19
Southwest Logo
5:05 pm - 11:30 pm
HOU
-
ISP
5h 25m
1 stop
Southwest Logo
9:00 am - 4:10 pm
ISP
-
HOU
8h 10m
2 stops
$299Southwest
Fri, May 15 - Tue, May 19
Frontier Logo
9:15 pm - 12:47 pm
IAH
-
ISP
14h 32m
1 stop
Frontier Logo
4:34 pm - 7:29 am
ISP
-
IAH
15h 55m
1 stop
$300Frontier
Thu, Mar 12 - Sun, Mar 15
Southwest Logo
2:00 pm - 9:25 pm
HOU
-
ISP
6h 25m
1 stop
Southwest Logo
5:15 pm - 10:45 pm
ISP
-
HOU
6h 30m
1 stop
$306Southwest
Sat, May 16 - Tue, May 19
Southwest Logo
5:40 am - 1:10 pm
HOU
-
ISP
6h 30m
1 stop
Southwest Logo
9:00 am - 4:10 pm
ISP
-
HOU
8h 10m
2 stops
$311Southwest
Sat, May 16 - Tue, May 19

Southwest flights from Houston to Islip, New York

Our best Southwest deals on Houston to Islip, New York flight tickets
Southwest
May 15
HOU5:05 pmHouston Hobby
5h 25m
1 stop
ISP11:30 pmIslip Long Island
May 19
ISP5:15 pmIslip Long Island
6h 30m
1 stop
HOU10:45 pmHouston Hobby
$294
Southwest
May 15
HOU5:05 pmHouston Hobby
5h 25m
1 stop
ISP11:30 pmIslip Long Island
May 19
ISP2:30 pmIslip Long Island
9h 15m
2 stops
HOU10:45 pmHouston Hobby
$299
Southwest
May 16
HOU2:00 pmHouston Hobby
6h 25m
1 stop
ISP9:25 pmIslip Long Island
May 19
ISP5:15 pmIslip Long Island
6h 30m
1 stop
HOU10:45 pmHouston Hobby
$306

Frontier flights from Houston to Islip, New York

Our best Frontier deals on Houston to Islip, New York flight tickets
Frontier
Apr 1
IAH12:46 pmHouston George Bush Intcntl
6h 13m
1 stop
ISP7:59 pmIslip Long Island
Apr 11
ISP5:45 amIslip Long Island
10h 29m
1 stop
IAH3:14 pmHouston George Bush Intcntl
$190
Frontier
Feb 26
IAH8:18 pmHouston George Bush Intcntl
10h 20m
1 stop
ISP7:38 amIslip Long Island
Mar 2
ISP8:23 amIslip Long Island
11h 05m
1 stop
IAH6:28 pmHouston George Bush Intcntl
$232
Frontier
Mar 20
IAH9:03 pmHouston George Bush Intcntl
11h 45m
1 stop
ISP9:48 amIslip Long Island
Mar 23
ISP10:58 amIslip Long Island
10h 10m
1 stop
IAH8:08 pmHouston George Bush Intcntl
$270

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 22, 2026.
Use the filters below to find and compare flights from Houston to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Wed 4/1

12:46 pm-7:59 pm

1 stop6h 13m

Islip Long Island

Sat 4/11

5:45 am-3:14 pm

1 stop10h 29m

$190

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 5/15

4:27 pm-11:17 am

1 stop17h 50m

Islip Long Island

Tue 5/19

5:27 pm-4:57 pm

2 stops24h 30m

$264

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 5/15

4:27 pm-11:17 am

1 stop17h 50m

Islip Long Island

Tue 5/19

5:27 pm-4:57 pm

2 stops24h 30m

$269

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 3/20

9:03 pm-9:48 am

1 stop11h 45m

Islip Long Island

Mon 3/23

10:58 am-8:08 pm

1 stop10h 10m

$270

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sat 5/16

6:57 pm-9:13 am

1 stop13h 16m

Islip Long Island

Mon 5/18

4:07 pm-8:38 am

1 stop17h 31m

$276

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Fri 5/15

5:05 pm-11:30 pm

1 stop5h 25m

Islip Long Island

Tue 5/19

5:15 pm-10:45 pm

1 stop6h 30m

$294

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Fri 5/15

5:05 pm-11:30 pm

1 stop5h 25m

Islip Long Island

Tue 5/19

9:00 am-4:10 pm

2 stops8h 10m

$299

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 3/12

9:15 pm-12:47 pm

1 stop14h 32m

Islip Long Island

Sun 3/15

4:34 pm-7:29 am

1 stop15h 55m

$300

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Sat 5/16

2:00 pm-9:25 pm

1 stop6h 25m

Islip Long Island

Tue 5/19

5:15 pm-10:45 pm

1 stop6h 30m

$306

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Sat 5/16

5:40 am-1:10 pm

1 stop6h 30m

Islip Long Island

Tue 5/19

9:00 am-4:10 pm

2 stops8h 10m

$311

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Houston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Houston to Islip Long Island?

Frontier and Southwest are the most popular carriers operating from Houston to Islip Long Island

What airlines fly to Islip, New York?

Spirit Airlines, United Airlines and Delta are the top three most popular airlines that fly to Islip, New York from Houston according to our data. Spirit Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

Cheap Houston to Islip, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Islip, New York

Fastest flight time

6h 13m

Direct flights

None
The fastest flight from Houston to Islip, New York takes 6h 13m
There are no direct flights from Houston to Islip, New York. There are no popular flight routes from Houston to Islip, New York.
Search flight deals

  • How far is Houston to Islip Long Island by plane?

    Islip Long Island is 1454.8 mi away from Houston. In terms of flight time, this usually takes a little over 6h 13m.

  • When did momondo last update prices for flights from Houston to Islip Long Island Airport?

    Prices for flights from Houston to Islip Long Island Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Islip Long Island Airport?

  • How old do you have to be to fly from Houston to Islip Long Island Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Islip, New York

Compare and see reviews for airlines that fly from Houston to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $278Free CancellationRating
8.0
4,299 reviews
Search Southwest flights

Traveling to a place near New York?

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Islip?

Finding the right flight to Islip from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Houston to Islip with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Islip from Houston with this policy.

How can momondo help me find flights from Houston to Islip?

momondo helps you find the best flight between Houston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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